Question 10 Multiple Choice Worth 4 points) (02.04 MC)

What does the theory of evolution tell us about how organisms adapt to their environment over time?

O Natural selection occurs before changes in the environment.

O A population changes in response to a change in the environment.

O Environmental changes can be predicted based on changes in a population

O Natural selection leads to the survival of the population with the most complex traits.

Question 11 (Multiple Choice Worth 4 points)

(02.04 MC)

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.